Jul 7, 2026Discover how Emperor Constantine established Sunday as the first day of the week in AD 321 and its ties to Christian tradition.

Jan 5, 2026Discover the historical transition of Sunday as the Christian day of worship and its significance after Jesus' resurrection.

Dec 16, 2025Explore why Sunday is considered the first day of the week in various cultures and religions, including its historical significance.

Dec 14, 2025Learn how Sunday became the Sabbath through historical events and the early Christian Church's influence.